Part of Czech underground history, written and occasionally performed at the end of 1979 and eventually released on vinyl after the changes in 1989, this has all the characteristic qualities of the best of the productions of that period (extended rock with an unmistakable Czech inflection); especially volume 2, which is great. No Western group ever sounded like this. (In fact the only non MC song here, a radically reinterpreted 'Sunshine of your Love' could function as a kind of E-W Rosetta stone. A classic.